Amazon.com: CRAFTMEMORE 4pcs O Ring Strong Metal Welded O-Ring Circle Loop Buckle for Purse Bag Collar Leather Craft SCOG (2Inch, Gunmetal)
50psc/lot 15mm colorful metal non-welding hook buckle movable bronze color for dog collar dog leash parts PK15QT - AliExpress
8" IPS Pipe Sch 40 Welding Steel Collar Ring 5/16" Wall 1 1/8" to 1 1/4" Long | eBay
Iron 80mm Excavator Welding Collar
Agricultural Irrigation Custom Welding and Fabrication | Perigo Welding
Amazon.com: CRAFTMEMORE 4pcs O Ring Strong Metal Welded O-Ring Circle Loop Buckle for Purse Bag Collar Leather Craft SCOG (1 Inch, Brushed Brass) : Arts, Crafts & Sewing
928901-8 Weld Nut: 1/4"-20 Thread, Hex, 5/64 in Base Ht, 1/2 in Base Wd, 0.4 in Collar Ht, Steel, 50 PK | Imperial Supplies